نتایج جستجو برای: hev
تعداد نتایج: 2155 فیلتر نتایج به سال:
background and objectives: hepatitis e virus (hev) is a major public health concern in developing countries. hev transmission occurs primarily by the fecal-oral route. it has also been reported that blood donors are potentially able to cause transfusion-associated hepatitis e in endemic areas. this study aimed to determine the seroprevalence of hev infection among volunteer blood donors in cent...
Swine hepatitis E virus (HEV) was detected by a semiquantitative reverse transcriptase-polymerase chain reaction (RT-PCR) in liver tissue and feces but not in skeletal muscle, pancreas, or heart from pigs experimentally infected intravenously with swine hepatitis E virus (swine HEV). Homogenates of liver tissue and suspensions of feces prepared from swine HEV-infected pigs were inoculated intra...
Hepatitis E virus (HEV) is a significant health problem in developing countries causing sporadic and epidemic forms of acute viral hepatitis. Hepatitis E is a self-limiting disease; however, chronic HEV infections are being reported in immunocompromised individuals. The disease severity is more during pregnancy with high mortality (20-25%), especially in third trimester. Early cellular response...
Recent studies have reported and provided nucleotide sequence data from divergent isolates of hepatitis E virus (HEV), including isolates from North America and Africa. Sera were investigated from 29 Chinese patients with a diagnosis of acute hepatitis and who were negative for hepatitis viruses A-E by serology (HEV was excluded by testing for IgG antibody only). To determine whether some patie...
Background & AimsRat hepatitis E virus (Rocahepevirus ratti; HEV-C1) is an emerging cause of that divergent from conventional human-infecting HEV variants (Paslahepevirus balayani; HEV-A). Validated serological assays for HEV-C1 are lacking. We aimed to develop a parallel enzymatic immunoassay (EIA) system identifies individuals with exposure. also conduct the first seroprevalence study in huma...
Hepatitis E virus (HEV) was originally identified as the causative agent of enterically transmitted non-A, non-B hepatitis. Recently, HEV isolates were subsequently identified in humans and swine in many countries, including Korea. Also, public concerns regarding HEV as a potential zoonotic agent have been increasing. Therefore, we attempted to identify HEV from Korean sera and compare the nucl...
BACKGROUND The hepatitis E virus (HEV) has been detected in both humans and animals, particularly pigs, worldwide. Several evidences, including human infection following consumption of raw contaminated meat, suggest a zoonotic transmission of HEV. In Italy, large circulation of genotype 3 HEV has been reported in swine, and recent studies have confirmed the involvement of this genotype in autoc...
Human enterovirus species A (HEV-A) is one of the four species of HEV in the genus Enterovirus in the family Picornaviridae. Among HEV-A, coxsackievirus A16 (CVA16) and enterovirus 71 (EV71) are the major causative agents of hand, foot, and mouth disease (HFMD). Some other types of HEV-A are commonly associated with herpangina. Although HFMD and herpangina due to HEV-A are common febrile diseas...
OBJECTIVE The aim of the study was to determine whether Guillain-Barré syndrome (GBS) is associated with preceding hepatitis E virus infection. METHODS The frequency of hepatitis E virus (HEV) infections was determined by anti-HEV serology in a cohort of 201 patients with GBS and 201 healthy controls with a similar distribution in age, sex, and year of sampling. Blood samples from patients wi...
Autochthonous hepatitis E virus (HEV) strains have been described infecting populations of industrialized countries, previously considered as non-endemic areas. The HEV strains circulating in one of those areas in south-western Europe (Barcelona, Spain) have been studied by analysing amplicons obtained from HEV genomes identified in wastewater, biosolids and sludge. Six sewage and two biosolid ...
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